A non-regenerative dual-hop wireless system based on distributed Alamouti space-time coding is considered. It is assumed that each relay retransmits an appropriately scaled space-t...
In urban areas, city noises represent today a great problem. They are real nuisances for city-dwellers. Noises are caused by traffic, road works, factories, and also by people. So...
Existing workflow management systems encapsulate the data and behavior of a process within its execution scope, preventing other processes from accessing this information until th...
Several challenges about computational grid exist in integrating, coordinating and managing of resources and scheduling of applications, due to distributed resources at various le...
Universidade de ´Evora’s Integrated Information System (SIIUE) aims at representing the entire universe of concepts useful for the management and day-to-day operation of the Or...